Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939125 | Method of operating an engine using an ashless consumable lubricant | — | 2015-01-27 |
| 8163681 | Lubricant for hydrogen-fueled engines | William Chamberlain | 2012-04-24 |
| 7772171 | Method of lubricating an internal combustion engine and improving the efficiency of the emissions control system of the engine | Saleem Al-Ahmad, Melody A. Wilk, Jack C. Kelley, John K. Pudelski, Paul E. Adams | 2010-08-10 |
| 7749948 | Nitrogen-containing dispersant as an ashless TBN booster for lubricants | Virginia A. Carrick, John K. Pudelski, Renee A. Eveland, Douglas Barr, Matthew D. Gieselman | 2010-07-06 |
| 7543445 | Methods for regeneration and performance of a particulate filter of an internal combustion engine | — | 2009-06-09 |
| 7413583 | Emulsified fuels and engine oil synergy | Deborah Langer, William D. Abraham | 2008-08-19 |
| 6764982 | Lubricating oil composition | Virginia A. Carrick, William D. Abraham, Gordon Lamb | 2004-07-20 |
| 6759375 | Use of an amide to reduce lubricant temperature | Thomas Curtis, Daniel H. Heath, Peter Thomson | 2004-07-06 |
| 6605572 | Lubricating oil composition | Virginia A. Carrick, William D. Abraham, Gordon Lamb | 2003-08-12 |
| 6596672 | Low ash lubricant compositions containing multiple overbased materials and multiple antioxidants | Virginia A. Carrick, David E. Ripple | 2003-07-22 |
| 6583092 | Lubricating oil composition | Virginia A. Carrick, Gordon Lamb, William D. Abraham | 2003-06-24 |
| 6340659 | Metal salts of lactones as lubricant additives | Jody A. Kocsis, Sheri L. Blystone, Marvin B. DeTar | 2002-01-22 |
| 5733853 | Lubricants containing carboxylic esters from polyhydroxy compounds, suitable for ceramic containing engines | Scott T. Jolley, Christopher R. Sgarlata, Thomas F. Steckel | 1998-03-31 |
| 5595964 | Ashless, low phosphorus lubricant | — | 1997-01-21 |
| 5458794 | Lubricants containing carboxylic esters from polyhydroxy compounds, suitable for ceramic-containing engines | Scott T. Jolley, Christopher R. Sgarlata | 1995-10-17 |
| 5453210 | Method of treating the products of combustion of landfill gas | William K. S. Cleveland | 1995-09-26 |
| 5073300 | Corrosion inhibitors | Richard L. Veazey | 1991-12-17 |
| 5066461 | Terpinene-maleic anhydride adduct derivatives as corrosion inhibitors | — | 1991-11-19 |
| 4994575 | Dipentene acrylic acid imidazolines and their use as corrosion inhibitors | — | 1991-02-19 |
| 4946626 | Corrosion inhibitors | Richard L. Veazey | 1990-08-07 |
| 4396492 | Method for retarding corrosion in petroleum processing operation using N-methyl pyrrolidone | — | 1983-08-02 |